From d08ec28d70934fa82d51efceb1a422d96c6812f6 Mon Sep 17 00:00:00 2001
From: Franz Fellner <alpine.art.de@googlemail.com>
Date: Wed, 24 Oct 2012 18:24:39 +0200
Subject: [PATCH] remove CloseButton::hideEvent()

That causes crashes when entering/leaving fullscreen mode when the tabbar has non-closable tabs.
deleteLater() in the hideEvent left a dangling pointer in the corresponding QTabBarPrivate::Tab.
The next re-layout of the tabs caused the crash when querying the size of the deleted closeButton:

[...]
---
 src/lib/webview/tabbar.cpp | 9 ---------
 src/lib/webview/tabbar.h   | 1 -
 2 files changed, 10 deletions(-)

diff --git a/src/lib/webview/tabbar.cpp b/src/lib/webview/tabbar.cpp
index 28922e7f9..0f383e59a 100644
--- a/src/lib/webview/tabbar.cpp
+++ b/src/lib/webview/tabbar.cpp
@@ -647,15 +647,6 @@ void CloseButton::leaveEvent(QEvent* event)
     QAbstractButton::leaveEvent(event);
 }
 
-void CloseButton::hideEvent(QHideEvent* event)
-{
-    QAbstractButton::hideEvent(event);
-
-    if (!isVisible()) {
-        deleteLater();
-    }
-}
-
 void CloseButton::paintEvent(QPaintEvent*)
 {
     QPainter p(this);
diff --git a/src/lib/webview/tabbar.h b/src/lib/webview/tabbar.h
index 19bc22aef..48f240535 100644
--- a/src/lib/webview/tabbar.h
+++ b/src/lib/webview/tabbar.h
@@ -128,7 +128,6 @@ public:
 
     void enterEvent(QEvent* event);
     void leaveEvent(QEvent* event);
-    void hideEvent(QHideEvent* event);
     void paintEvent(QPaintEvent* event);
 };